CN111469611B - Temporary traction device for semitrailer - Google Patents
Temporary traction device for semitrailer Download PDFInfo
- Publication number
- CN111469611B CN111469611B CN202010251361.9A CN202010251361A CN111469611B CN 111469611 B CN111469611 B CN 111469611B CN 202010251361 A CN202010251361 A CN 202010251361A CN 111469611 B CN111469611 B CN 111469611B
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- China
- Prior art keywords
- traction
- frame
- support plate
- oil cylinder
- lifting support
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/42—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable
- B60D1/46—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically
- B60D1/465—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically comprising a lifting mechanism, e.g. for coupling while lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Multimedia (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a temporary traction device for a semitrailer, which comprises a frame and a cab, wherein one end of the frame is provided with the cab, the tail part of the other end of the frame is provided with a camera, the frame is provided with a traction seat, a lifting support plate, a bearing plate and a hydraulic lifting oil cylinder, the lifting support plate is arranged in the middle of the frame, one end of the lifting support plate is hinged with the frame, the other end of the lifting support plate is hinged with the traction seat and is connected with the frame through the vertically arranged hydraulic lifting oil cylinder, the frame is positioned in the middle of the end of the camera, two bearing plates are arranged at parallel intervals and are respectively contacted with two free ends of the traction seat, and a display screen and an oil cylinder control switch are arranged in the cab and are electrically connected with the camera. The invention solves the problems that the traction structure of the semitrailer in the prior art can not realize general use and the disassembly and the assembly are very troublesome in various semitrailers.
Description
Technical Field
The invention relates to a traction device, in particular to a temporary traction device for a semitrailer.
Background
With the development of the modern domestic and international cargo trade, the mass transportation of cargoes is also developed and is greatly increased, wherein the land transportation plays a non-negligible important role in the mass transportation, especially in the mass transportation and container transportation of cargoes, and in order to facilitate the mass transportation and transportation of cargoes, the transportation mode of a tractor and a semitrailer is becoming more and more popular; common logistics transportation semitrailers in domestic markets generally comprise container transportation semitrailers, flat-bed semitrailers, warehouse-type semitrailers and railing-type semitrailers, wherein traction structures are needed to be connected with a main vehicle in a hanging mode; the traction structure generally comprises a traction seat, a traction pin, a cross beam and a longitudinal beam, only the shapes or the sizes of the traction seat and the traction pin are different, and in the production of a semi-trailer, a produced semi-trailer is sometimes required to be transferred to a workshop, a vehicle is required to be used for traction, and the special semi-trailer is used for traction.
Disclosure of Invention
The invention aims at: the temporary traction device for the semitrailer solves the problem that the traction structure of the semitrailer in the prior art cannot be universal and is very troublesome in disassembly and assembly in various semitrailers.
The technical scheme adopted by the invention is as follows: the utility model provides a temporary traction device for semitrailer, includes frame and driver's cabin, the one end of frame is provided with the driver's cabin, and the other end afterbody is provided with the camera, be provided with traction base, lifting support board, joint board, hydraulic lift cylinder on the frame, lifting support board sets up in the middle part of frame, and one end is articulated with the frame, and the other end is articulated with traction base and is connected with the frame through the hydraulic lift cylinder of vertical setting, and this frame is located the middle part of camera this end, and parallel interval is provided with two joint boards, should accept the board and contact with the two free ends of traction base respectively, be provided with display screen and hydro-cylinder control switch in the driver's cabin, display screen and camera electric connection, hydro-cylinder control switch and hydraulic lift cylinder electric connection.
The working principle of the invention is as follows: according to the invention, the alignment condition of the traction pin of the semi-trailer and the traction cavity of the traction seat is observed and regulated through the camera, when the traction pin enters the traction cavity, the lifting support plate is lifted through the hydraulic lifting oil cylinder, so that the traction seat is lifted to the semi-trailer, the traction pin is locked, the supporting foot of the semi-trailer is separated from the ground, the semi-trailer is removed, when the semi-trailer is moved to a designated position, the hydraulic lifting oil cylinder drives the traction seat to descend, the traction pin is unlocked, the supporting foot of the semi-trailer falls to the ground, and the traction device is opened, so that the temporary movement of the semi-trailer is completed; the traction seat is provided with two traction cavities with different sizes on the same straight line, and is suitable for traction pins with different diameters on the semi-trailer, so that the traction device is suitable for various semi-trailers.
Further, a notch is formed in the middle of the traction seat in a horn shape and outwards opened, a second lock pin and a first lock pin are sequentially arranged at intervals at the bottom of the notch in a corrugated shape from inside to outside, the traction seat is surrounded into two traction cavities with different sizes, connecting lugs are arranged on two sides of the bottom of the traction seat, and the traction seat is connected with the lifting support plate through a first pin shaft in a bolt mode; through two traction cavities of different sizes, the applicability is stronger, is fit for more types of semitrailers.
Further, one end of the lifting support plate is hinged with the frame through a second pin shaft, the bottom of the other end of the lifting support plate is connected with a lifting rod of a hydraulic lifting oil cylinder, the hydraulic lifting oil cylinder is vertically arranged on the frame, corresponding reinforcing ribs are arranged on two sides of the upper surface of the lifting support plate, and a cross beam is arranged between the two reinforcing ribs; the traction seat is supported by the lifting support plate, so that the traction seat is connected with the frame more stably, and the lifting is more stable.
Further, the first locking pin is an arc locking pin; friction is reduced.
Further, a traction cavity surrounded by the first lock pin, the second lock pin and the traction seat is larger than a traction cavity surrounded by the second lock pin and the traction seat; through the traction cavity of two different sizes, satisfy more semitrailers' demand.
Further, two hydraulic lifting cylinders are arranged; the lifting support plates are parallel left and right and steadily ascend or descend.
Further, the hydraulic lifting oil cylinder is hinged with the frame; the angle can be automatically and properly adjusted according to the pressure, so that the hydraulic lifting oil cylinder is in an optimal pressure-bearing state.
Furthermore, the notch of the traction seat corresponds to the space between the two bearing plates, and a concave surface is arranged between the two bearing plates, so that the traction pin is initially calibrated and enters, a filtering stage is realized, and the calibration is easier.
Further, the connecting lugs are arranged on two sides far away from the notch, and the two free ends of the notch end are respectively lapped on the two bearing plates under the action of eccentric gravity of the traction seat, so that the traction seat is inclined, and the semitrailer is convenient to be connected with the traction seat.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
the invention is more convenient to observe the condition behind the frame through the camera, the invention and the traction pin of the semitrailer calibrate the position, and the calibration port of the traction seat is horn-shaped, and two lock pins and the traction seat are arranged to surround two traction cavities with different sizes on the same straight line, so that the invention is suitable for traction pins with different sizes, has stronger adaptability, and the lifting support plate is lifted upwards through the lifting hydraulic lifting cylinder, so that the traction seat lifts the frame in front of the semitrailer upwards, and the invention is connected with the semitrailer through the traction cavities, and can be lifted to different heights according to the different semitrailers, and then dragged to walk together.
Drawings
The invention will now be described by way of example and with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic top view of the fifth wheel of the present invention;
FIG. 4 is a schematic diagram of the front view of the fifth wheel of the present invention;
FIG. 5 is a right side view of the fifth wheel of the present invention;
marked in the figure as: the device comprises a 1-frame, a 2-traction seat, a 3-lifting support plate, a 4-camera, a 5-bearing plate, a 6-hydraulic lifting cylinder, a 7-cab, an 8-display screen, a 9-cylinder control switch, a 21-first lock pin, a 22-second lock pin, a 23-connecting lug, a 24-first pin shaft, a 25-traction cavity, a 31-reinforcing rib, a 32-cross beam and a 33-second pin shaft.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-5, a temporary traction device for a semitrailer comprises a frame 1 and a cab 7, wherein the cab 7 is arranged at one end of the frame 1, a camera 4 is arranged at the tail part of the other end of the frame, a traction seat 2, a lifting support plate 3, a bearing plate 5 and a hydraulic lifting oil cylinder 6 are arranged on the frame 1, the lifting support plate 3 is arranged in the middle of the frame 1, one end of the lifting support plate 3 is hinged with the frame 1, the other end of the lifting support plate is hinged with the traction seat 2 and is connected with the frame 1 through the hydraulic lifting oil cylinder 6 which is vertically arranged, the frame 1 is positioned in the middle of the end of the camera 4, two bearing plates 5 are arranged at parallel intervals, the bearing plates 5 are respectively contacted with two free ends of the traction seat 2, a display screen 8 and an oil cylinder control switch 9 are arranged in the cab 7, the display screen 8 is electrically connected with the camera 4, and the oil cylinder control switch 9 is electrically connected with the hydraulic lifting oil cylinder 6.
The working principle of the invention is as follows: according to the invention, the alignment condition of the traction pin of the semi-trailer and the traction cavity 25 of the traction seat 2 is observed and regulated through the camera 4, when the traction pin enters the traction cavity 25, the lifting support plate 3 is lifted up through the hydraulic lifting oil cylinder 6, so that the traction seat 2 is lifted up to lift the semi-trailer, the traction pin is locked, the supporting foot of the semi-trailer is separated from the ground, the semi-trailer is removed, when the semi-trailer is moved to a designated position, the hydraulic lifting oil cylinder 6 drives the traction seat 2 to descend, the traction pin is unlocked, the supporting foot of the semi-trailer falls to the ground, and the traction device is opened, so that the temporary movement of the semi-trailer is completed; the traction seat 2 is provided with two traction cavities 25 with different sizes on the same straight line, and is suitable for traction pins with different diameters on the semi-trailer, so that the traction device is suitable for various semi-trailers.
Example 2
On the basis of the embodiment 1, the middle part of the traction seat 2 is provided with a notch outwards in a horn shape, the bottom of the notch is provided with a second lock pin 22 and a first lock pin 21 at intervals in sequence in a corrugated shape from inside to outside, the traction seat 2 is surrounded into two traction cavities 25 with different sizes, the two sides of the bottom of the traction seat 2 are provided with connecting lugs 23, and the connecting lugs are connected with the lifting support plate 3 through a first pin shaft 24 in a bolt manner; by means of two traction chambers 25 of different sizes, the applicability is stronger, being suitable for more types of semitrailers.
Example 3
On the basis of the embodiment 2, one end of the lifting support plate 3 is hinged with the frame 1 through a second pin shaft 33, the bottom of the other end is connected with a lifting rod of the hydraulic lifting oil cylinder 6, the hydraulic lifting oil cylinder 6 is vertically arranged on the frame 1, two sides of the upper surface of the lifting support plate 3 are provided with corresponding reinforcing ribs 31, and a cross beam 32 is arranged between the two reinforcing ribs 31; the traction seat 2 is supported by the lifting support plate 3, so that the traction seat 2 is connected with the frame 1 more stably, and the lifting is more stable.
Example 4
On the basis of embodiment 2, the first lock pin 21 is an arc lock pin; friction is reduced.
Example 5
On the basis of the embodiment 2, a traction cavity 25 surrounded by the first lock pin 21, the second lock pin 22 and the traction seat 2 is larger than the traction cavity 25 surrounded by the second lock pin 22 and the traction seat 2; the requirements of more semitrailers are fulfilled by two traction chambers 25 of different sizes.
Example 6
On the basis of embodiment 1, the hydraulic lift cylinder 6 is provided with two; the lifting support plate 3 is parallel left and right and steadily ascends or descends.
Example 7
On the basis of the embodiment 6, the hydraulic lifting oil cylinder 6 is hinged with the frame 1; the angle can be automatically and properly adjusted according to the pressure, so that the hydraulic lifting oil cylinder 6 is in an optimal pressure-bearing state.
Example 8
On the basis of embodiment 2, the notch of the traction seat 2 corresponds to the space between the two bearing plates 5, and a concave surface is arranged between the two bearing plates 5, so that the traction pin is initially calibrated, a filtering stage is realized, and the calibration is easier.
Example 9
On the basis of embodiment 2, the connecting lugs 23 are arranged on two sides far away from the notch, the traction seat 2 is respectively lapped on the two bearing plates 5 at two free ends of the notch end under the action of eccentric gravity, and the traction seat 2 is also inclined, so that the semitrailer is conveniently connected with the traction seat 2.
The above description is only a preferred embodiment of the present invention, and the patent protection scope of the present invention is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The temporary traction device for the semitrailer comprises a frame (1) and a cab (7), wherein one end of the frame (1) is provided with the cab (7), the tail part of the other end is provided with a camera (4), and the temporary traction device is characterized in that a traction seat (2), a lifting support plate (3), a bearing plate (5) and a hydraulic lifting oil cylinder (6) are arranged on the frame (1), the lifting support plate (3) is arranged in the middle of the frame (1), one end of the lifting support plate is hinged with the frame (1), the other end of the lifting support plate is hinged with the traction seat (2) and is connected with the frame (1) through the vertically arranged hydraulic lifting oil cylinder (6), the frame (1) is positioned in the middle of the end of the camera (4), two bearing plates (5) are arranged at parallel intervals and are respectively contacted with two free ends of the traction seat (2), a display screen (8) and an oil cylinder control switch (9) are arranged in the cab (7), and the display screen (8) is electrically connected with the camera (4), and the oil cylinder control switch (9) is electrically connected with the hydraulic lifting oil cylinder (6).
The middle part of the traction seat (2) is provided with a notch outwards in a horn shape, the bottom of the notch is provided with a second lock pin (22) and a first lock pin (21) at intervals in sequence in a corrugated shape from inside to outside, the traction seat (2) is surrounded into two traction cavities (25) with different sizes, the two sides of the bottom of the traction seat (2) are provided with connecting lugs (23), and the connecting lugs are connected with the lifting support plate (3) through a first pin roll (24) through bolts;
the traction cavity (25) surrounded by the first lock pin (21) and the traction seat (2) is larger than the traction cavity (25) surrounded by the second lock pin (22) and the traction seat (2).
2. The temporary traction device for a semitrailer according to claim 1, wherein one end of the lifting support plate (3) is hinged with the frame (1) through a second pin shaft (33), the bottom of the other end is connected with a lifting rod of the hydraulic lifting oil cylinder (6), the hydraulic lifting oil cylinder (6) is vertically arranged on the frame (1), corresponding reinforcing ribs (31) are arranged on two sides of the upper surface of the lifting support plate (3), and a cross beam (32) is arranged between the two reinforcing ribs (31).
3. A temporary traction device for a semitrailer according to claim 1, characterized in that the first locking pin (21) is an arc-shaped locking pin.
4. Temporary traction device for semitrailers according to claim 1, characterized in that the hydraulic lift cylinders (6) are provided with two.
5. A temporary traction device for semitrailers according to claim 4, characterized in that the hydraulic lift cylinders (6) are articulated to the frame (1).
6. Temporary traction device for semitrailers according to claim 1, characterized in that the indentations of the fifth wheel (2) correspond between two receiving plates (5).
7. Temporary traction device for semitrailers according to claim 1, characterized in that the connecting lugs (23) are arranged on both sides remote from the cutout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251361.9A CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251361.9A CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111469611A CN111469611A (en) | 2020-07-31 |
| CN111469611B true CN111469611B (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010251361.9A Active CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111469611B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111273A (en) * | 1976-10-04 | 1978-09-05 | Dock Truck, Inc. | Terminal tractor |
| US6431577B1 (en) * | 2001-06-20 | 2002-08-13 | Jeffrey L Chapman | Trailer hitch support body |
| CN1436137A (en) * | 2000-06-09 | 2003-08-13 | 霍兰集团公司 | Integrated fifth wheel and frame suspension |
| CN2631873Y (en) * | 2003-06-10 | 2004-08-11 | 中国重型汽车集团有限公司 | Hydraulic lifter of tracting seat for tractor vehicle |
| CN101296837A (en) * | 2005-10-27 | 2008-10-29 | 沃尔沃拉斯特瓦格纳公司 | A fifth wheel assembly for coupling a trailer to a truck tractor and a method for operating said assembly |
| CN204750334U (en) * | 2015-05-21 | 2015-11-11 | 武汉运盛特种汽车制造有限公司 | Integral type lifts saddle |
| CN105109291A (en) * | 2015-08-06 | 2015-12-02 | 河南鸿宇工业装备工程有限公司 | Temporary towing device of semitrailer |
| CN108177490A (en) * | 2018-01-03 | 2018-06-19 | 合肥零点网络科技有限公司 | A kind of automation heavy truck traction seat |
| CN108995488A (en) * | 2018-10-25 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable tractor assembly of electrodynamic type shaft core position |
| CN209600665U (en) * | 2018-12-28 | 2019-11-08 | 长沙凯瑞重工机械有限公司 | Adaptive leveling semitrailer |
-
2020
- 2020-04-01 CN CN202010251361.9A patent/CN111469611B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111273A (en) * | 1976-10-04 | 1978-09-05 | Dock Truck, Inc. | Terminal tractor |
| CN1436137A (en) * | 2000-06-09 | 2003-08-13 | 霍兰集团公司 | Integrated fifth wheel and frame suspension |
| US6431577B1 (en) * | 2001-06-20 | 2002-08-13 | Jeffrey L Chapman | Trailer hitch support body |
| CN2631873Y (en) * | 2003-06-10 | 2004-08-11 | 中国重型汽车集团有限公司 | Hydraulic lifter of tracting seat for tractor vehicle |
| CN101296837A (en) * | 2005-10-27 | 2008-10-29 | 沃尔沃拉斯特瓦格纳公司 | A fifth wheel assembly for coupling a trailer to a truck tractor and a method for operating said assembly |
| CN204750334U (en) * | 2015-05-21 | 2015-11-11 | 武汉运盛特种汽车制造有限公司 | Integral type lifts saddle |
| CN105109291A (en) * | 2015-08-06 | 2015-12-02 | 河南鸿宇工业装备工程有限公司 | Temporary towing device of semitrailer |
| CN108177490A (en) * | 2018-01-03 | 2018-06-19 | 合肥零点网络科技有限公司 | A kind of automation heavy truck traction seat |
| CN108995488A (en) * | 2018-10-25 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable tractor assembly of electrodynamic type shaft core position |
| CN209600665U (en) * | 2018-12-28 | 2019-11-08 | 长沙凯瑞重工机械有限公司 | Adaptive leveling semitrailer |
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| Publication number | Publication date |
|---|---|
| CN111469611A (en) | 2020-07-31 |
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